Bone matrix is rich in

Bone matrix is rich in

  1. fluoride and calcium
  2. calcium and phosphorus
  3. calcium and potassium
  4. phosphorus and potassium

Answer

Bone cells are embedded in a hard matrix, which is strengthened by fibres, and hardened by calcium and phosphorus salts. The matrix is deposited in form of concentric layers of lamellae formed around a central Haversion canal.

The correct option is B.